Validating an IP address with PHP's filter_var function | The Electric Toolbox Blog
SSRF技巧之如何绕过filter_var( )-安全客- 安全资讯平台
filter_var 函数()绕过执行命令- -Zad- - 博客园
PHP Security Function: strip_tags, filter_var, Md5 and sha1
PHP — P103: filter_var Built-in Function | by Dino Cajic | Nov, 2022 | Dev Genius
PHP Filters Advanced
Sonar Research on Twitter: "Be careful when using filter_var() for validating user input. Can you spot the vulnerability? #PHP #coding #codechallenge https://t.co/NM8r7DLl0k" / Twitter
How To Filter Variable in PHP - filter_var() Function - Tech Fry
PHP Filters are used to sanitize data coming from outside world inside your application.
php - Does chaining filter_input() and filter_var() cause the problem? - Stack Overflow
MySQL – HTML Form Validation with PHP (filter_var) – Eli the Computer Guy
You Should Be Using PHP Filtering Functions, Part 1 | Tom McFarlin
PHP filter_var | How does the filter_var function work in Php?
How to Validate (and Sanitize) User Input In PHP Using Filter_Input() and Filter_Var() | by John Morris | Medium
ErrorException] filter_var(): explicit use of FILTER_FLAG_SCHEME_REQUIRED and FILTER_FLAG_HOST_REQUIRED is deprecated · Issue #189 · sleimanx2/plastic · GitHub
filter_var/filter_var.php at master · javazac/filter_var · GitHub